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Inspire Medical Systems (NYSE: INSP) files Form 4 on RSU tax withholding

Filing Impact
(Neutral)
Filing Sentiment
(Neutral)
Form Type
4

Rhea-AI Filing Summary

Inspire Medical Systems, Inc. reported that Chief People Officer Melissa Mann had shares of common stock withheld to satisfy tax obligations upon vesting of RSUs granted on July 31, 2024.

Two tax-withholding dispositions each covered 326 shares at $50.21 on July 31, 2026 and $124.54 on July 31, 2025.

Positive

  • None.

Negative

  • None.
Insider Mann Melissa
Role Chief People Officer
Type Security Shares Price Value
Tax Withholding Common Stock F1 326 $50.21 $16K
Tax Withholding Common Stock F1 326 $124.54 $41K
Holdings After Transaction: Common Stock — 22,957 shares (Direct)
Footnotes (1)
  1. F1. Represents the number of shares of common stock withheld by Inspire Medical Systems, Inc. to cover the Reporting Person's tax withholding obligation upon the vesting of RSUs granted on July 31, 2024.
Shares withheld for taxes on July 31, 2026 326 shares Common stock withheld to cover tax withholding obligation upon RSU vesting
Withholding price on July 31, 2026 $50.21 per share Value used for tax-withholding disposition of 326 shares
Shares withheld for taxes on July 31, 2025 326 shares Common stock withheld to cover tax withholding obligation upon RSU vesting
Withholding price on July 31, 2025 $124.54 per share Value used for tax-withholding disposition of 326 shares
Total shares related to tax withholding 652 shares Sum of shares withheld across both reported tax-withholding dispositions
RSUs financial
"upon the vesting of RSUs granted on July 31, 2024"
RSUs, or restricted stock units, are a form of company shares given to employees as part of their compensation. They are typically awarded with certain restrictions, such as a waiting period before they can be fully owned or sold, similar to earning a gift that becomes fully yours over time. For investors, RSUs can impact a company's stock offerings and reflect how much the company relies on stock-based incentives to attract and retain talent.
tax withholding obligation financial
"to cover the Reporting Person's tax withholding obligation upon the vesting"
tax-withholding disposition financial
"transaction_action": "tax-withholding disposition""
A tax-withholding disposition is an event or transaction—such as selling or transferring securities, exercising options, or receiving compensation—that triggers a requirement to hold back part of the payment and remit it to tax authorities. It matters to investors because it reduces the cash they receive immediately and can change the timing and amount of taxable income, like a cashier taking a portion of your sale proceeds to pay taxes before you get the rest.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Form 4 Insider Transactions: What Each Field Means →

FAQ

What insider transactions did Melissa Mann report for INSP?
Melissa Mann reported two tax-withholding dispositions of Inspire Medical Systems common stock, each for 326 shares, tied to RSU vesting. The shares were withheld by the company to cover her tax withholding obligations, not sold on the open market.

At what prices were INSP shares withheld for Melissa Mann’s taxes?
Inspire Medical Systems withheld 326 shares at $50.21 on July 31, 2026 and 326 shares at $124.54 on July 31, 2025. Both transactions covered Melissa Mann’s tax withholding obligations upon the vesting of RSUs granted on July 31, 2024.

Does the INSP Form 4 show open-market buying or selling by Melissa Mann?
No. The INSP Form 4 reports tax-withholding dispositions, not open-market trades. Shares were withheld by Inspire Medical Systems to pay Melissa Mann’s tax obligations when RSUs vested, rather than being bought or sold in the market.

How many INSP shares in total were used to cover Melissa Mann’s tax obligations?
Across both reported transactions, a total of 652 shares of Inspire Medical Systems common stock were withheld. Each event involved 326 shares, linked to RSU vesting and used specifically to satisfy Melissa Mann’s tax withholding obligations.

What is the source of the RSUs involved in Melissa Mann’s INSP Form 4?
The Form 4 states that the tax-withholding dispositions relate to RSUs granted on July 31, 2024. When these RSUs vested, Inspire Medical Systems withheld shares of common stock from Melissa Mann to cover the associated tax withholding obligations.
SEC Form 4
FORM 4UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940
OMB APPROVAL
OMB Number:3235-0287
Estimated average burden
hours per response:0.5
Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).
Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.
1. Name and Address of Reporting Person*
Mann Melissa
(Last)(First)(Middle)
C/O INSPIRE MEDICAL SYSTEMS, INC.
5500 WAYZATA BLVD., SUITE 1600
(Street)
GOLDEN VALLEY MINNESOTA 55416
(City)(State)(Zip)
UNITED STATES
(Country)		2. Issuer Name and Ticker or Trading Symbol
Inspire Medical Systems, Inc. [ INSP ] 		5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
Director10% Owner
XOfficer (give title below)Other (specify below)
Chief People Officer
2a. Foreign Trading Symbol
3. Date of Earliest Transaction (Month/Day/Year)
07/31/2025		6. Individual or Joint/Group Filing (Check Applicable Line)
XForm filed by One Reporting Person
Form filed by More than One Reporting Person
4. If Amendment, Date of Original Filed (Month/Day/Year)

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3) 2. Transaction Date (Month/Day/Year)2A. Deemed Execution Date, if any (Month/Day/Year)3. Transaction Code (Instr. 8) 4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5) 5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4) 6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 7. Nature of Indirect Beneficial Ownership (Instr. 4)
CodeVAmount(A) or (D)Price
Common Stock07/31/2025F326(1)D$124.5423,283D
Common Stock07/31/2026F326(1)D$50.2122,957D
Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned
(e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3) 2. Conversion or Exercise Price of Derivative Security 3. Transaction Date (Month/Day/Year)3A. Deemed Execution Date, if any (Month/Day/Year)4. Transaction Code (Instr. 8) 5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5) 6. Date Exercisable and Expiration Date (Month/Day/Year)7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4) 8. Price of Derivative Security (Instr. 5) 9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4) 10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 11. Nature of Indirect Beneficial Ownership (Instr. 4)
CodeV(A)(D)Date ExercisableExpiration DateTitleAmount or Number of Shares
Explanation of Responses:
1. Represents the number of shares of common stock withheld by Inspire Medical Systems, Inc. to cover the Reporting Person's tax withholding obligation upon the vesting of RSUs granted on July 31, 2024.
/s/ Bryan Phillips, Attorney-in-Fact for Melissa Mann08/04/2026
** Signature of Reporting PersonDate
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.
* Form 4: SEC 1474 (03-26)

Source: View Original Filing on SEC EDGAR